Vertical floor self-locking musical instrument stand and self-locking hook
The present invention relates to a vertical floor self-locking musical instrument stand and a self-locking hook. The vertical floor self-locking musical instrument stand is provided with a plurality of folding structures, which can facilitate telescopic storage and reduce the occupied space. The telescopic length can be changed as needed to be portable. Various components are flexibly connected and assembled. The height of the position can be adjusted as needed. The stand is equipped with a folding anti-collision component and a self-locking hook, which can better protect the musical instrument and prevent the musical instrument from bumping or falling. When the musical instrument is suspended on the self-locking hook, the self-locking hook automatically locks the self-locking locking arm under the gravity of the musical instrument itself, providing protection for the musical instrument suspended thereon.
The present invention relates to the technical field of musical instrument stands, in particular to a vertical floor self-locking musical instrument stand and a self-locking hook.
BACKGROUNDThe currently used guitars and other stringed instruments of similar structure need to be temporarily placed on shelf for storage or be stored for display when not being played. If placed incorrectly or touched by an external force, stringed instruments such as guitars fall easily due to slippage or even are damaged due to fall. In order to provide protection for musical instruments when they are placed on shelf, a musical instrument hook or a musical instrument stand for fixedly positioning, temporarily storing, and displaying stringed instruments such as guitars is designed.
One type of musical instrument stands is a vertical floor musical instrument stand: a bearing structure of the fixed musical instrument is provided on the stand, a single supporting fork for protecting the musical instrument is provided at the bottom of the stand. A piano guard supporting fork is provided at the top of the stand. A simple interceptor is used to prevent the musical instrument from falling and sliding, which is rigid and inconvenient to operate. The stand needs to be disassembled into several main parts when the stand is stored. The assembly is also rigid and inflexible. It is inconvenient to carry about. A vertical floor instrument stand can generally only hold one musical instrument.
SUMMARYIn view of this, it is necessary to provide a vertical floor self-locking musical instrument stand, which is convenient to store, and a self-locking hook.
In order to solve the above technical problems, the technical solution adopted by the present invention is as follows: a vertical floor self-locking musical instrument stand, comprising: a telescopic rod, comprising an inner rod and an outer rod nested and connected, and a fastener which fastens the telescopic positions of the inner rod and the outer rod; a folding supporting frame, which is connected to the tail end of the telescopic rod and is unfolded or folded in an umbrella-like manner; a folding anti-collision component, which is connected to the telescopic rod and is unfolded or folded in an articulated manner, in which a flexible member is provided at an end away from the telescopic rod for anti-collision; a self-locking hook, which is connected to the telescopic rod, comprising a hook housing, a driving lever, a rotation shaft, a movable arm and an elastic device, wherein the hook housing forms a bayonet, the hook housing is provided with a cavity, the driving lever comprises a driving frame and a connecting rod, one end of the connecting rod is connected to the telescopic rod away from one end of the driving frame, the driving frame extends into the cavity, the driving frame comprises a driving rod driving the rotation shaft and two tail wings extending away from the driving rod, the connecting rod is nested between the two tail wings and is hinged with the tail wings via a bolt, convex strips are provided at both sides of the connecting rod, the elastic device is configured in the cavity, one end of the elastic device is abutted against one end of the driving frame away from the connecting rod, and the other end of the elastic device is abutted against the inner wall surface of the hook housing, when the hook housing bears load, one end of the tail wing away from the driving rod pushes the convex strip, the driving lever rotates to compress the elastic device, the driving lever drives the rotation shaft to rotate so that the movable arm rotates and is blocks the opening of the bayonet, when the elastic device restores, the elastic device pushes the driving lever, and the driving lever, the rotation shaft and the movable arm swing back, so that the self-locking hook is unfolded.
Further, the folding supporting frame comprises a supporting leg, a connecting frame, a supporting strip and a collar, the folding supporting leg comprises at least three supporting legs hinged with the connecting frame, a sleeve hole adapted to the telescopic rod is provided in the middle of the connecting frame, the collar is sleeved at the bottom end of the telescopic rod, one end of the supporting strip is hinged with the middle section of the supporting leg, and the other end thereof is hinged with the collar.
Further, the folding anti-collision component comprises a connecting sleeve, a supporting rod and an anti-collision rod, the connecting sleeve is sleeved on the telescopic rod, the connecting sleeve extends radially outward to form a chuck, the chuck comprises an arc-shaped sliding surface, an first positioning bayonet, which is provided at an upper end of the arc-shaped sliding surface and supports the supporting rod, and a second positioning bayonet, which is provided at a lower end of the arc-shaped sliding surface and close to the telescopic rod with a downward-facing opening, the supporting rod is hinged with the connecting sleeve, a tension spring is provided between the supporting rod and the connecting sleeve, and the anti-collision rod is connected with the end of the supporting rod away from the connecting sleeve.
Further, the hook housing is U-shaped, comprising two arms and a bottom connecting the two arms, wherein a rotation shaft is provided in each of the arms, each of the rotation shafts is connected with the movable arm which is placed outside the arm of the hook housing, and the driving rod drives the two rotation shafts simultaneously so that the two movable locking arms block the opening of the bayonet.
Further, a supporting platform supporting the elastic device is provided between the two tail wings at an end away from the connecting rod, and a limiting boss adapted to the elastic device is provided on the inner wall surface of the hook housing.
Further, the tail wing is provided with a first waist-shaped hole and a first through hole in a direction away from the driving rod in sequence, the connecting rod is provided with a second waist-shaped hole and a second through hole, the connecting rod is connected with the second through hole and the first waist-shaped hole by a first bolt, and the connecting rod is connected with the second waist-shaped hole and the first through hole by a second bolt.
Further, the vertical floor self-locking musical instrument stand further comprises a connecting base, wherein the connecting base is sleeved on the telescopic rod and extends radially outward to form a locking block, the locking block comprises an arc-shaped sliding base, an first positioning slot, which is provided at an upper end of the arc-shaped sliding base and supports the connecting rod, and a second positioning slot, which is provided at a lower end of the arc-shaped sliding base and close to the telescopic rod with a downward-facing opening, and an anti-loosening spring is provided between the connecting base and the connecting rod.
Further, one end of the tail wing away from the driving rod is provided with a bump abutted against the convex strip.
Further, the fastener comprises a threaded sleeve sleeved and fixed on an end of the outer rod and an elastic rotating sleeve sleeved on the inner rod and fastened to the threaded sleeve by screw threads.
Further, a simple hook nested with the telescopic rod is provided at the top of the telescopic rod, the simple hook comprises a column sleeve and a hook body, the column sleeve is nested with the telescopic rod, and the hook body extends to be exposed.
The beneficial effect of the present invention is that when the musical instrument is suspended thereon, the self-locking hook automatically locks the self-locking locking arm under the gravity of the musical instrument itself, providing protection for the musical instrument suspended thereon. The folding anti-collision component can prevent the musical instrument from collision and provide buffering. The telescopic rod can facilitate telescopic storage, and the telescopic length can be changed as needed; a plurality of folding structures are provided, which can be conveniently unfolded or folded, facilitate storage and reduce the occupied space, or the folding structures can be disassembled as needed. It is convenient and flexible to store and convenient to carry about.
The present invention further provides a self-locking hook, comprising a hook housing, a driving lever, a rotation shaft, a movable arm and an elastic device, wherein the hook housing forms a bayonet, the hook housing is provided with a cavity, one end of the driving lever extends into the cavity and the other end thereof is used for fixed connecting, the driving lever comprises a driving frame and a connecting rod, the driving frame comprises a driving rod driving the rotation shaft and two tail wings extending away from the driving rod, the connecting rod is nested between the two tail wings and is hinged with the tail wings via a bolt, convex strips are provided at both sides of the connecting rod, the elastic device is configured in the cavity, one end of the elastic device is abutted against one end of the driving frame away from the connecting rod, and the other end of the elastic device is abutted against the inner wall surface of the hook housing, when the hook housing bears load, one end of the tail wing away from the driving rod pushes the convex strip, the driving lever rotates to compress the elastic device, the driving lever drives the rotation shaft to rotate so that the movable arm rotates and is blocks the opening of the bayonet, when the elastic device restores, the elastic device pushes the driving lever, and the driving lever, the rotation shaft and the movable arm swing back, so that the self-locking hook is unfolded.
Further, a supporting platform supporting the elastic device is provided between the two tail wings at an end away from the connecting rod, and a limiting boss adapted to the elastic device is provided on the inner wall surface of the hook housing.
Further, one of the tail wing and the connecting rod is adapted to the bolt, and there is a movable gap between the other of the tail wing and the connecting rod and the bolt.
Further, the tail wing is provided with a first waist-shaped hole and a first through hole in a direction away from the driving rod in sequence, the connecting rod is provided with a second waist-shaped hole and a second through hole, a first bolt connects the second through hole and the first waist-shaped hole, a second bolt connects the second waist-shaped hole and the first through hole, there is a movable gap between the first waist-shaped hole and the first bolt, the first through hole is adapted to the second bolt, there is a movable gap between the second waist-shaped hole and the second bolt, and the second through hole is adapted to the first bolt.
Further, the tail wing is provided with a supporting groove and a first through hole in a direction away from the driving rod in sequence, the supporting groove is opened at the end of the elastic device abutted against the hook housing, the connecting rod is provided with a second waist-shaped hole and a second through hole, the first bolt connects the supporting groove and the second through hole, the second bolt connects the first through hole and the second waist-shaped hole, there is a movable gap between the supporting groove and the first bolt, the first through hole is adapted to the second bolt, there is a movable gap between the second waist-shaped hole and the second bolt, and the second through hole is adapted to the first bolt.
Further, one end of the tail wing away from the driving rod is provided with a bump abutted against the convex strip.
Further, two tail wings are provided in parallel, one end of the two tail wings away from the driving rod is provided with a connecting column connecting the two tail wings, and the connecting rod is provided with a movable groove adapted to the connecting column.
Further, one end of the rotation shaft movably connected to the driving lever is an open slot with a radial opening, and both ends of the driving rod are abutted against the open slot of the two rotation shafts, respectively; and when the driving lever drives the movable rotating shaft to rotate, the driving rod moves up and down in the open slot to drive the movable rotating shaft to rotate, thereby driving the movable arm to switch between the open state and the closed state.
Further, the hook housing is U-shaped, comprising two arms and a bottom connecting the two arms, wherein a rotation shaft is provided in each of the arms, each of the rotation shafts is connected with the movable arm which is placed outside the arm of the hook housing, and the driving rod drives the two rotation shafts simultaneously so that the two movable locking arms block the opening of the bayonet.
Further, the self-locking hook further comprises a connecting base, wherein the connecting base extends radially outward to form a locking block, the locking block comprises an arc-shaped sliding base, an first positioning slot, which is provided at an upper end of the arc-shaped sliding base and supports the connecting rod, and a second positioning slot, which is provided at a lower end of the arc-shaped sliding base with a downward-facing opening, and an anti-loosening spring is provided between the connecting base and the connecting rod.
The beneficial effect of the present invention is that unlike the prior art musical instrument hooks which need to manually lock the musical instrument to the hook, the present invention uses a driving lever, a rotation shaft and an elastic device to drive the movable arm to rotate. When the self-locking hook weighs, the elastic device is compressed under the action of gravity, and at the same time, drives the hook housing to move downward. The driving lever drives the rotation shaft to rotate, which in turn drives the movable arm to rotate and be blocks the opening of the bayonet. When the elastic device restores, the driving lever restores under the action of the restoring force. The rotation shaft swings back to drive the movable arm to swing back, and the opening of the bayonet is opened; the self-locking hook of the present invention does not require manual opening and closing of the locking arm, which solves the inconvenience of manually opening and closing the locking arm in the prior art, so that it is more convenient to pick and place stringed instruments.
In order to make the object, technical solution and advantage of the present invention more clear, a vertical floor self-locking musical instrument stand of the present invention will be described in further detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only for the purpose of explaining the present invention and are not intended to limit the present invention.
Referring to
When the musical instrument is suspended thereon, the self-locking hook 400 automatically locks the self-locking locking arm under the gravity of the musical instrument itself, providing protection for the musical instrument suspended thereon. The folding anti-collision component 300 can prevent the musical instrument from collision and provide buffering. The telescopic rod 100 can facilitate telescopic storage, and the telescopic length can be changed as needed; a plurality of folding structures are provided, which can be conveniently unfolded or folded, facilitate storage and reduce the occupied space, or the folding structures can be disassembled as needed. It is convenient and flexible to store and convenient to carry about.
Referring to
Referring to
In particular, one of the tail wing 421 and the connecting rod 430 is adapted to the bolt, and there is a movable gap between the other of the tail wing and the connecting rod and the bolt. Refer to
Preferably, referring to
Referring to
In this embodiment, the self-locking hook 400 is connected to the telescopic rod 100. In other embodiments, the self-locking hook 400 may also be directly fixed on the wall to play a role. Referring to
Referring to
Referring to
Generally, referring to
Generally, the hook housing 410 is formed by buckling the upper part and the lower part, one of which is provided with a cavity, and the other of which is a bottom cover 490 closing the cavity. Referring to
When the musical instrument is suspended on the self-locking hook 400, the self-locking hook 400 automatically locks the self-locking locking arm under the gravity of the musical instrument itself, providing protection for the musical instrument suspended thereon. The folding anti-collision component 300 can prevent the musical instrument from collision and provide buffering. The telescopic rod 100 can facilitate telescopic storage, and the telescopic length can be changed as needed; a plurality of folding structures are provided, which can be conveniently unfolded or folded, facilitate storage and reduce the occupied space, or the folding structures can be disassembled as needed. It is convenient and flexible to store and convenient to carry about.
Referring to
Referring to
Referring to
Referring to
In particular, three supporting legs 210 are arranged in a triangular shape. The end of the three supporting legs 210 away from the connecting frame 220 is provided with a soft rubber anti-skid sleeve 211. The soft rubber anti-skid sleeve 211 is provided to prevent the stand from sliding on the smooth surface. The lengths of the three supporting legs 210 may be the same, or may be different, and may be set as needed. The present invention provides three reference methods. One of the reference methods is that two of the three supporting legs 210 have the same length, which is shorter than the length of the other supporting leg 210. Another reference method is that two of the three supporting legs 210 have the same length, which is longer than the length of the other supporting leg 210.
In particular, referring to
The position and number of the folding anti-collision component 300, the self-locking hook 400 and the simple hook 500 on the telescopic rod 100 may be set as needed. Generally, the simple hook 500 is located at the top of the telescopic rod 100. The self-locking hook 400 is provided close to the top of the telescopic rod 100. The folding anti-collision component is provided in the middle of the telescopic rod 100 or close to the folding supporting frame 200. In particular, the column sleeve 510 of the simple hook 500 is sleeved in the telescopic rod 100, and the hook body 520 is exposed from the top of the telescopic rod 100; two self-locking hooks are provided along the height direction, one of which is provided close to the simple hook 500, and the other of which is located under the fastener 130 of the telescopic rod 100. The two self-locking hooks 400 symmetrically extend with four hook housings 410 with the connecting sleeve 310 as a center. The four hook housings 410 are arranged in an array in the circumferential direction; two anti-collision components 300 are provided along the height, one of which is close to the self-locking hook 400 under the fastener 130, and the other of which is provided close to the folding supporting frame 200.
In summary, the vertical floor self-locking musical instrument stand according to the present invention can facilitate telescopic storage and reduce the occupied space. The telescopic length can be changed as needed to be portable. Various components are flexibly connected and assembled. The height of the position can be adjusted as needed. When the musical instrument is suspended on the self-locking hook according to the present invention, the self-locking hook automatically locks the self-locking locking arm under the gravity of the musical instrument itself, providing protection for the musical instrument suspended thereon.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention in any way. Although the present invention has been disclosed in the preferred embodiment as described above, it is not intended to limit the present invention. Any person skilled in the art can make some changes or modifications to equivalent embodiments with equivalent changes by using the above disclosed technical content without departing from the scope of the technical solution of the present invention. However, any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention without departing from the technical solution of the present invention still fall within the scope of the technical solution of the present invention.
Claims
1. A vertical floor self-locking musical instrument stand, comprising:
- a telescopic rod, comprising an inner rod and an outer rod nested and connected, and a fastener which fastens the telescopic positions of the inner rod and the outer rod;
- a folding supporting frame, which is connected to the tail end of the telescopic rod and is unfolded or folded in an umbrella-like manner;
- a folding anti-collision component, which is connected to the telescopic rod and is unfolded or folded in an articulated manner, in which a flexible member is provided at an end away from the telescopic rod for anti-collision;
- a self-locking hook, which is connected to the telescopic rod, comprising a hook housing, a driving lever, a rotation shaft, a movable arm and an elastic device, wherein the hook housing forms a bayonet, the hook housing is provided with a cavity, the driving lever comprises a driving frame and a connecting rod, one end of the connecting rod is connected to the telescopic rod away from one end of the driving frame, the driving frame extends into the cavity, the driving frame comprises a driving rod driving the rotation shaft and two tail wings extending away from the driving rod, the connecting rod is nested between the two tail wings and is hinged with the tail wings via a bolt, convex strips are provided at both sides of the connecting rod, the elastic device is configured in the cavity, one end of the elastic device is abutted against one end of the driving frame away from the connecting rod, and the other end of the elastic device is abutted against the inner wall surface of the hook housing, when the hook housing bears load, one end of the tail wing away from the driving rod pushes the convex strip, the driving lever rotates to compress the elastic device, the driving lever drives the rotation shaft to rotate so that the movable arm rotates and is blocks the opening of the bayonet, when the elastic device restores, the elastic device pushes the driving lever, and the driving lever, the rotation shaft and the movable arm swing back, so that the self-locking hook is unfolded.
2. The vertical floor self-locking musical instrument stand according to claim 1, wherein the folding supporting frame comprises a supporting leg, a connecting frame, a supporting strip and a collar, the folding supporting leg comprises at least three supporting legs hinged with the connecting frame, a sleeve hole adapted to the telescopic rod is provided in the middle of the connecting frame, the collar is sleeved at the bottom end of the telescopic rod, one end of the supporting strip is hinged with the middle section of the supporting leg, and the other end thereof is hinged with the collar.
3. The vertical floor self-locking musical instrument stand according to claim 1, wherein the folding anti-collision component comprises a connecting sleeve, a supporting rod and an anti-collision rod, the connecting sleeve is sleeved on the telescopic rod, the connecting sleeve extends radially outward to form a chuck, the chuck comprises an arc-shaped sliding surface, an first positioning bayonet, which is provided at an upper end of the arc-shaped sliding surface and supports the supporting rod, and a second positioning bayonet, which is provided at a lower end of the arc-shaped sliding surface and close to the telescopic rod with a downward-facing opening, the supporting rod is hinged with the connecting sleeve, a tension spring is provided between the supporting rod and the connecting sleeve, and the anti-collision rod is connected with the end of the supporting rod away from the connecting sleeve.
4. The vertical floor self-locking musical instrument stand according to claim 1, wherein the hook housing is U-shaped, comprising two arms and a bottom connecting the two arms, wherein a rotation shaft is provided in each of the arms, each of the rotation shafts is connected with the movable arm which is placed outside the arm of the hook housing, and the driving rod drives the two rotation shafts simultaneously so that the two movable locking arms block the opening of the bayonet.
5. The vertical floor self-locking musical instrument stand according to claim 1, wherein a supporting platform supporting the elastic device is provided between the two tail wings at an end away from the connecting rod, and a limiting boss adapted to the elastic device is provided on the inner wall surface of the hook housing.
6. The vertical floor self-locking musical instrument stand according to claim 5, wherein the tail wing is provided with a first waist-shaped hole and a first through hole in a direction away from the driving rod in sequence, the connecting rod is provided with a second waist-shaped hole and a second through hole, the connecting rod is connected with the second through hole and the first waist-shaped hole by a first bolt, and the connecting rod is connected with the second waist-shaped hole and the first through hole by a second bolt.
7. The vertical floor self-locking musical instrument stand according to claim 6, further comprising a connecting base, wherein the connecting base is sleeved on the telescopic rod and extends radially outward to form a locking block, the locking block comprises an arc-shaped sliding base, an first positioning slot, which is provided at an upper end of the arc-shaped sliding base and supports the connecting rod, and a second positioning slot, which is provided at a lower end of the arc-shaped sliding base and close to the telescopic rod with a downward-facing opening, and an anti-loosening spring is provided between the connecting base and the connecting rod.
8. The vertical floor self-locking musical instrument stand according to claim 1, wherein one end of the tail wing away from the driving rod is provided with a bump abutted against the convex strip.
9. The vertical floor self-locking musical instrument stand according to claim 1, wherein the fastener comprises a threaded sleeve sleeved and fixed on an end of the outer rod and an elastic rotating sleeve sleeved on the inner rod and fastened to the threaded sleeve by screw threads.
10. The vertical floor self-locking musical instrument stand according to claim 1, wherein a simple hook nested with the telescopic rod is provided at the top of the telescopic rod, the simple hook comprises a column sleeve and a hook body, the column sleeve is nested with the telescopic rod, and the hook body extends to be exposed.
11. A self-locking hook, comprising a hook housing, a driving lever, a rotation shaft, a movable arm and an elastic device, wherein the hook housing forms a bayonet, the hook housing is provided with a cavity, one end of the driving lever extends into the cavity and the other end thereof is used for fixed connecting, the driving lever comprises a driving frame and a connecting rod, the driving frame comprises a driving rod driving the rotation shaft and two tail wings extending away from the driving rod, the connecting rod is nested between the two tail wings and is hinged with the tail wings via a bolt, convex strips are provided at both sides of the connecting rod, the elastic device is configured in the cavity, one end of the elastic device is abutted against one end of the driving frame away from the connecting rod, and the other end of the elastic device is abutted against the inner wall surface of the hook housing, when the hook housing bears load, one end of the tail wing away from the driving rod pushes the convex strip, the driving lever rotates to compress the elastic device, the driving lever drives the rotation shaft to rotate so that the movable arm rotates and is blocks the opening of the bayonet, when the elastic device restores, the elastic device pushes the driving lever, and the driving lever, the rotation shaft and the movable arm swing back, so that the self-locking hook is unfolded.
12. The self-locking hook according to claim 11, wherein a supporting platform supporting the elastic device is provided between the two tail wings at an end away from the connecting rod, and a limiting boss adapted to the elastic device is provided on the inner wall surface of the hook housing.
13. The self-locking hook according to claim 11, wherein one of the tail wing and the connecting rod is adapted to the bolt, and there is a movable gap between the other of the tail wing and the connecting rod and the bolt.
14. The self-locking hook according to claim 13, wherein the tail wing is provided with a first waist-shaped hole and a first through hole in a direction away from the driving rod in sequence, the connecting rod is provided with a second waist-shaped hole and a second through hole, a first bolt connects the second through hole and the first waist-shaped hole, a second bolt connects the second waist-shaped hole and the first through hole, there is a movable gap between the first waist-shaped hole and the first bolt, the first through hole is adapted to the second bolt, there is a movable gap between the second waist-shaped hole and the second bolt, and the second through hole is adapted to the first bolt.
15. The self-locking hook according to claim 14, wherein the tail wing is provided with a supporting groove and a first through hole in a direction away from the driving rod in sequence, the supporting groove is opened at the end of the elastic device abutted against the hook housing, the connecting rod is provided with a second waist-shaped hole and a second through hole, the first bolt connects the supporting groove and the second through hole, the second bolt connects the first through hole and the second waist-shaped hole, there is a movable gap between the supporting groove and the first bolt, the first through hole is adapted to the second bolt, there is a movable gap between the second waist-shaped hole and the second bolt, and the second through hole is adapted to the first bolt.
16. The self-locking hook according to claim 11, wherein one end of the tail wing away from the driving rod is provided with a bump abutted against the convex strip.
17. The self-locking hook according to claim 11, wherein two tail wings are provided in parallel, one end of the two tail wings away from the driving rod is provided with a connecting column connecting the two tail wings, and the connecting rod is provided with a movable groove adapted to the connecting column.
18. The self-locking hook according to claim 11, wherein one end of the rotation shaft movably connected to the driving lever is an open slot with a radial opening, and both ends of the driving rod are abutted against the open slot of the two rotation shafts, respectively; and when the driving lever drives the movable rotating shaft to rotate, the driving rod moves up and down in the open slot to drive the movable rotating shaft to rotate, thereby driving the movable arm to switch between the open state and the closed state.
19. The self-locking hook according to claim 11, wherein the hook housing is U-shaped, comprising two arms and a bottom connecting the two arms, wherein a rotation shaft is provided in each of the arms, each of the rotation shafts is connected with the movable arm which is placed outside the arm of the hook housing, and the driving rod drives the two rotation shafts simultaneously so that the two movable locking arms block the opening of the bayonet.
20. The self-locking hook according to claim 11, further comprising a connecting base, wherein the connecting base extends radially outward to form a locking block, the locking block comprises an arc-shaped sliding base, an first positioning slot, which is provided at an upper end of the arc-shaped sliding base and supports the connecting rod, and a second positioning slot, which is provided at a lower end of the arc-shaped sliding base with a downward-facing opening, and an anti-loosening spring is provided between the connecting base and the connecting rod.
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Type: Grant
Filed: Jun 23, 2020
Date of Patent: May 4, 2021
Patent Publication Number: 20210080049
Inventors: Sen He (Pingxiang), Xu Liang (Guangdong)
Primary Examiner: Robert W Horn
Application Number: 16/908,866
International Classification: G10G 5/00 (20060101); F16M 11/28 (20060101); F16M 11/24 (20060101);